How many flights depart from Maine to Region of Ontario on average per week?

The number of flights available between Maine and Region of Ontario is 191 per week as of April 2026. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.

What is the cheapest airline that flies from Maine to Ontario?

Air Canada, Delta, and Porter Airlines are the most popular carriers operating from Maine to Ontario

How long is the flight from Maine to Region of Ontario?

Average flight duration from Maine to Region of Ontario depends on which airport you fly into and out of. Flying from Portland to Toronto Pearson Intl Airport is 4h 26m on average, while flying from Bangor to Toronto Pearson Intl Airport is 5h 44m on average. Toronto Pearson Intl Airport is the most popular airport in Region of Ontario.

When did momondo last update prices for flights from Maine to Ontario?

Prices for flights from Maine to Ontario are updated daily.

How many operators does momondo search for flights from Maine to Ontario?

There are 6 operators available for flights from Maine to Ontario as of April 2026.

How old do you have to be to fly from Maine to Ontario?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maine to Ontario.

What documentation or ID do you need to fly to Ontario?

The travel and health documents you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$94 Cheap Flights from Maine to Ontario in 2026

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Find the cheapest flights from Maine to Ontario

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:30 pm - 7:17 pm

BOS

YTZ

1h 47mnonstop

9:00 am - 10:41 am

YTZ

BOS

1h 41mnonstop

$223Porter Airlines

Fri, May 1 - Sun, May 3

8:30 pm - 10:17 pm

BOS

YTZ

1h 47mnonstop

3:05 pm - 4:46 pm

YTZ

BOS

1h 41mnonstop

$224Porter Airlines

Wed, May 20 - Sat, May 23

5:10 am - 7:03 am

BOS

YYZ

1h 53mnonstop

10:30 am - 2:47 pm

YYZ

BOS

4h 17m

1 stop

$226Air Canada

Sun, May 3 - Sun, May 10

6:50 pm - 10:58 pm

BOS

YYZ

4h 08m

1 stop

8:05 am - 9:49 am

YYZ

BOS

1h 44mnonstop

$227Air Canada

Fri, May 1 - Sun, May 3

5:30 pm - 7:17 pm

BOS

YTZ

1h 47mnonstop

10:45 am - 2:41 pm

YTZ

BOS

3h 56m

1 stop

$232Multiple Airlines

Sat, Jun 20 - Mon, Jun 22

5:10 am - 11:51 am

BOS

YUL

6h 41m

1 stop

7:20 pm - 8:55 pm

YUL

BOS

1h 35mnonstop

$254Multiple Airlines

Thu, May 14 - Sun, May 17

1:18 pm - 9:19 pm

PWM

YYZ

8h 01m

1 stop

6:00 am - 1:58 pm

YYZ

PWM

7h 58m

1 stop

$404Delta

Wed, May 27 - Sun, May 31

9:29 am - 11:05 pm

PWM

YYZ

13h 36m

1 stop

7:25 pm - 9:53 am

YYZ

PWM

14h 28m

1 stop

$405American Airlines

Fri, May 22 - Fri, May 29

10:24 am - 6:48 pm

PWM

YYZ

8h 24m

1 stop

7:25 pm - 12:40 pm

YYZ

PWM

17h 15m

1 stop

$423American Airlines

Sat, Jun 6 - Tue, Jun 9

11:55 am - 5:59 pm

PWM

YYZ

6h 04m

1 stop

6:00 am - 1:58 pm

YYZ

PWM

7h 58m

1 stop

$481Delta

Sat, May 23 - Tue, May 26

Air Canada flights from Maine to Region of Ontario

Our best Air Canada deals on Maine to Region of Ontario flight tickets

Air Canada

May 3

BOS5:10 amBoston Logan Intl

1h 53m

YYZ7:03 amToronto Pearson Intl

May 10

YYZ10:30 amToronto Pearson Intl

4h 17m

1 stop

BOS2:47 pmBoston Logan Intl

$226

Air Canada

May 1

BOS6:50 pmBoston Logan Intl

4h 08m

1 stop

YYZ10:58 pmToronto Pearson Intl

May 3

YYZ8:05 amToronto Pearson Intl

1h 44m

BOS9:49 amBoston Logan Intl

$227

Air Canada

Apr 30

BOS6:15 amBoston Logan Intl

1h 53m

YYZ8:08 amToronto Pearson Intl

May 3

YYZ8:00 amToronto Pearson Intl

6h 47m

1 stop

BOS2:47 pmBoston Logan Intl

$229

Air Transat flights from Maine to Region of Ontario

Our best Air Transat deals on Maine to Region of Ontario flight tickets

Air Transat

Jun 19

BOS10:05 amBoston Logan Intl

1h 55m

YYZ12:00 pmToronto Pearson Intl

Jun 22

YYZ4:00 pmToronto Pearson Intl

4h 55m

1 stop

BOS8:55 pmBoston Logan Intl

$247

Air Transat

Jun 5

BOS4:45 pmBoston Logan Intl

5h 15m

1 stop

YYZ10:00 pmToronto Pearson Intl

Jun 7

YYZ4:00 pmToronto Pearson Intl

4h 55m

1 stop

BOS8:55 pmBoston Logan Intl

$253

Air Transat

Jun 10

BOS4:45 pmBoston Logan Intl

5h 15m

1 stop

YYZ10:00 pmToronto Pearson Intl

Jun 13

YYZ7:25 amToronto Pearson Intl

1h 40m

BOS9:05 amBoston Logan Intl

$260

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Fri 5/1

5:30 pm-7:17 pm

Nonstop1h 47m

Toronto Island

Sun 5/3

9:00 am-10:41 am

Nonstop1h 41m

$223

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Wed 5/20

8:30 pm-10:17 pm

Nonstop1h 47m

Toronto Island

Sat 5/23

3:05 pm-4:46 pm

Nonstop1h 41m

$224

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Sun 5/3

5:10 am-7:03 am

Nonstop1h 53m

Toronto Pearson Intl

Sun 5/10

10:30 am-2:47 pm

1 stop4h 17m

$226

BostonToronto

BOS - YYZ

BOSYYZ

Boston Logan Intl

Fri 5/1

6:50 pm-10:58 pm

1 stop4h 08m

Toronto Pearson Intl

Sun 5/3

8:05 am-9:49 am

Nonstop1h 44m

$227

BostonToronto

BOS - YTZ

BOSYTZ

Boston Logan Intl

Sat 6/20

5:30 pm-7:17 pm

Nonstop1h 47m

Toronto Island

Mon 6/22

10:45 am-2:41 pm

1 stop3h 56m

$232

BostonMontreal

BOS - YUL

BOSYUL

Boston Logan Intl

Thu 5/14

5:10 am-11:51 am

1 stop6h 41m

Montreal Pierre Elliott Trudeau Intl

Sun 5/17

7:20 pm-8:55 pm

Nonstop1h 35m

$254

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Wed 5/27

1:18 pm-9:19 pm

1 stop8h 01m

Toronto Pearson Intl

Sun 5/31

6:00 am-1:58 pm

1 stop7h 58m

$404

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Fri 5/22

9:29 am-11:05 pm

1 stop13h 36m

Toronto Pearson Intl

Fri 5/29

7:25 pm-9:53 am

1 stop14h 28m

$405

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Sat 6/6

10:24 am-6:48 pm

1 stop8h 24m

Toronto Pearson Intl

Tue 6/9

7:25 pm-12:40 pm

1 stop17h 15m

$423

PortlandToronto

PWM - YYZ

PWMYYZ

Portland

Sat 5/23

11:55 am-5:59 pm

1 stop6h 04m

Toronto Pearson Intl

Tue 5/26

6:00 am-1:58 pm

1 stop7h 58m

$481

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Maine to Region of Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

Can stopping save me money on Maine to Region of Ontario flights?

You could potentially save up to 24% on your flight if you consider stops on a Maine to Region of Ontario flight.

Cheap Maine to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maine to Region of Ontario

Fastest flight time	1h 25m
Direct flights	Every day
Airports in Region of Ontario	123 airports

The fastest flight from Maine to Region of Ontario takes 1h 25m

Direct flights go from Maine to Region of Ontario every day.

There are 123 airports in Region of Ontario. From Maine there are direct flights to Ottawa (YOW), Montreal Pierre Elliott Trudeau Intl (YUL).

Search flight deals

Frequently asked questions about flying from Maine to Ontario

When did momondo last update prices for flights from Maine to Ontario?
Prices for flights from Maine to Ontario are updated daily.
How many operators does momondo search for flights from Maine to Ontario?
There are 6 operators available for flights from Maine to Ontario as of April 2026.
How old do you have to be to fly from Maine to Ontario?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maine to Ontario.
What documentation or ID do you need to fly to Ontario?
The travel and health documents you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Maine to Ontario?

It is quick and easy to find Maine to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

Can I find flights from Maine to Ontario with flexible booking policies on momondo?

Yes. All flights to Ontario from Maine on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Maine to Ontario?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Maine.

I’m not ready to book a flight from Maine to Ontario right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Maine to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.